19479040

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{1087}}^1$

素因数の和:1117

約数の個数: 80

約数和(自身を含む): 53425152

約数和(自身を除く): 33946112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1087, 1120, 1280, 1792, 2174, 2240, 2560, 3584, 4348, 4480, 5435, 7609, 8696, 8960, 10870, 15218, 17392, 17920, 21740, 30436, 34784, 38045, 43480, 60872, 69568, 76090, 86960, 121744, 139136, 152180, 173920, 243488, 278272, 304360, 347840, 486976, 556544, 608720, 695680, 973952, 1217440, 1391360, 1947904, 2434880, 2782720, 3895808, 4869760, 9739520, 19479040]

約数ペア:

[(1, 19479040), (2, 9739520), (4, 4869760), (5, 3895808), (7, 2782720), (8, 2434880), (10, 1947904), (14, 1391360), (16, 1217440), (20, 973952), (28, 695680), (32, 608720), (35, 556544), (40, 486976), (56, 347840), (64, 304360), (70, 278272), (80, 243488), (112, 173920), (128, 152180), (140, 139136), (160, 121744), (224, 86960), (256, 76090), (280, 69568), (320, 60872), (448, 43480), (512, 38045), (560, 34784), (640, 30436), (896, 21740), (1087, 17920), (1120, 17392), (1280, 15218), (1792, 10870), (2174, 8960), (2240, 8696), (2560, 7609), (3584, 5435), (4348, 4480)]